THIS PART 21 IS CONCERNED WITH A POTENTIAL DEFECT IN A COMPONENT ON THE DSRV-16-4 ENTERPRISE DIESEL GENERATOR SYSTEM. THE
POTENTIAL PROBLEM IS WITH A CONNECTING ROD ASSEMBLIES BUILT SINCE SEPT 1986 THAT USE OR HAVE BEEN CONVERTED TO USE PRESTRESSED
FASTENERS TO ATTACH THE ROD BOX TO THE MASTER ROD. THESE NEW ROD ASSEMBLIES (P/N 1A-7802) COME ASSEMBLED WITH PRESTRESSED
FASTENERS THAT ARE SUSPECTED TO BE OF INCORRECT LENGTH. THE PLANTS INVOLVED ARE VOGTLE (ENGINE S/N 76021-4) AND PERRY (ENGINE S/N
75051-2).